Nationally-known disability rights advocate Carole Patterson takes on the world with her offbeat humor and brutal honesty in this profile of her challenging life as she prepares to marry a non-disabled man despite his family's concerns.

Our modern electric power grid has been called the biggest and most complex machine in the world - delivering electricity over 200,000 miles of high-tension transmission lines. Travel around the country with host Yul Kwon to understand its intricacies.

Experience the astonishing natural life found in the world's longest mountain range, where pumas hunt guanaco, shape-shifting frogs hide in remote cloud forests and descendants of the Inca build bridges of grass.

The East Bay Alliance for Sustainable Employment works with other community groups to ensure that Oakland's economy grows without displacing the people that have made Oakland the vibrant, diverse, culturally rich place that it is.

In Oakland, where residents are still recovering from the crack epidemic and disinvestment that hit the city in the 1980s, formerly incarcerated residents struggle to establish sustainable careers to sustain their families.

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With many of the imported goods sold across the county at deep discount this Black Friday having passed through the twin seaports of Los Angeles and Long Beach, explore the story of Southern California's unlikely harbor -- and how it came to be divided...